Here are our picks for the 10 rare elements found in your home.

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Europium-Eu

Europium

Symbol: Eu

Atomic Number: 63

First in this list of rare elements comes Europium. It is usually found in nuclear reactors, low-energy light bulbs as well as TV sets. France’s Eugene-Anatole Demarcay discovered it in 1896.

 

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Terbium-Tb

Terbium

Symbol: Tb

Atomic Number: 65

LCD screens and solid-state memory devices contain Terbium (including USB devices). Swedish chemist Carl Mosander discovered this soft, malleable and ductile metal in 1843.

 

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Lanthanum_La

Lanthanum

Symbol: La

Atomic Number: 57

Lanthanum is another of Carl Mosander’s discovery. Nickel-metal hydride (NiMH) batteries contain this metal. Some smartphones, laptops and electric cars contain these batteries.

 

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Neodymium_Nd

Neodymium

Symbol: Nd

Atomic Number: 60

Neodymium makes excellent magnets. It has also been put to use in computer hard drives, stereo speakers and electric motors. It is also used to color glass.

 

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Yttrium_Y

Yttrium

Symbol: Y

Atomic Number: 39

Yttrium is a metal. Glass can be made heat-and-water-resistant by adding it to them. Many camera lenses contain it.

 

7
Samarium_Sm

Samarium

Symbol: Sm

Atomic Number: 62

Frenchman Paul-Emile Lecoq de Boisbaudran also discovered Samarium is 1879. This metal make great magnets. Headphones and electric guitars contain the magnets.

 

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Cerium_Ce

Cerium

Symbol: Ce

Atomic Number: 58

Replacing cadmium in pigments used in domestic products, red plastic toys or home-wares are likely to contain cerium. Compact discs, flat-screen TVs and low-energy light bulbs also contain cerium.

 

9
Erbium_Er

Erbium

Symbol: Er

Atomic Number: 68

Erbium is yet another Carl Mosander’s discovery. This silver metal has a pink tinge. It’s useful of coloring photographic filters but also improves the function of optical fibers for broadband internet connections.

 

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Dysprosium_Dy

Dysprosium

Symbol: Dy

Atomic Number: 66

Paul-Emile Lecoq de Boisbaudran also discovered dysprosium. Besides nuclear reactor control rods, dysprosium is used in car headlights and electric motors found in hybrod vehicles such as Toyota Prius.

 

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Selenium_Se

Selenium

Symbol: Se

Atomic Number: 34

Many devices powered by solar cells contain selenium. You might also find it in your bathroom. Anti-dandruff shampoos contain selenium.